GLM 5.1 alternatives
Models from providers other than Z.ai, ranked by similarity to GLM 5.1 — capability overlap, context window proximity, and per-million-token price. Refreshed nightly.
Frequently asked questions
What are the best alternatives to GLM 5.1?
The closest alternatives to GLM 5.1 are Qwen3 Max, Qwen3 Max Thinking and MiMo-V2.5-Pro. They are ranked by capability overlap, context-window similarity, and blended price.
Why might I switch from GLM 5.1?
Common reasons: reducing vendor lock-in, finding cheaper input/output pricing for your specific workload mix, or wanting capabilities GLM 5.1 lacks (vision, tool use, JSON mode). Compare any two side-by-side from this page.
How is "alternative" defined here?
An alternative is a model from a different provider than Z.ai with similar capabilities, comparable context window, and comparable per-million-token pricing. Same-provider variants (e.g. smaller siblings of GLM 5.1) are excluded — for those, use the cost calculator and compare pages.